Objects in the image:
category: person
category: chair
category: person
category: bottle
category: cell phone
category: chair
category: person
category: tennis racket
category: person
category: person
category: tennis racket
category: backpack
category: person
category: tennis racket
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: Is it a racket?
a: Yes
q: a black racket with yellow stripes?
a: No
q: blue/white racket?
a: No
q: the racket held by the man sitting with the white tshirt?
a: Yes